we all remember something similar happened at the offices of nbc in new york and elsewhere. turned out at the end of the day we found out much later that it was not a related incident to 9/11. but we didn't know that then. and we don't know now even though we are hearing -- we saw from the fbi statement that jessica was just asking jay carney about that they don't believe that there is a link between boston and what we're seeing here. but they're leaving wiggle room. so that definitely raises question. >> yeah. to this day there are still plenty of unanswered questions about those anthrax-laced letters that were sent to members of the senate, members of the news media and others as well. that investigation never completely 100% satisfactory by any means. dana, standby. joe johns is our crime and justice correspondent. you're getting more information, joe, on what's going on. what are you picking up? >> dribs and drabs quite frankly, wolf. first we're being told authorities letting people out of their offices in the hart building there on capitol hill on the senate side, but